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Re: tr portability
From: |
Bruno Haible |
Subject: |
Re: tr portability |
Date: |
Sat, 26 Apr 2008 14:06:17 +0200 |
User-agent: |
KMail/1.5.4 |
Ralf Wildenhues wrote:
> > > I hear that there really do exist systems in actual use
> > > on which tr still does not honor backslash-escapes like \r and \n.
> >
> > Which platforms, please?
>
> Solaris 10 /usr/ucb/tr. Not likely to be early in PATH, but hey, people
> do all kinds of weird things to their path. ;-)
This is not documented in the autoconf manual, section "Limitations of
Usual Tools". But I can confirm the fact:
$ { echo moon; echo light; } | /usr/ucb/tr -d '\n' ; echo
moo
light
$ { echo moon; echo light; } | /usr/bin/tr -d '\n' ; echo
moonlight
$ { echo moon; echo light; } | /usr/ucb/tr -d '\012' ; echo
moonlight
Bruno